[APD] A place with all variables listed?/ O2 test kits any good?

[Billionzz at aol_com]

Hi,

 http://www.aquatic-plants.org/fert/est_index/est_index1.html   

This is an article By Tom Barr which list the target values for plant 
nutrients.

Bill
_______________________________________________
Aquatic-Plants mailing list
Aquatic-Plants at actwin_com
http://www.actwin.com/mailman/listinfo.cgi/aquatic-plants